On Mon, 30 Mar 2009 20:34:21 +0200, Christian Heimes wrote:
Hallo Alexander!
Alexander Neundorf wrote:
This of course depends on the definition of as good as ;-) Well, I
have met Windows-only developers which use CMake because it is able to
generate project files for different versions of
On Fri, 10 Apr 2009 11:49:04 +1000, Neil Hodgson wrote:
This means that generated Visual Studio project files will not work
for other people unless a particular absolute build location is
specified for everyone which will not suit most. Each person that wants
to build Python will have to
Neil Hodgson wrote:
cmake does not produce relative paths in its generated make and
project files. There is an option CMAKE_USE_RELATIVE_PATHS which
appears to do this but the documentation says:
This option does not work for more complicated projects, and
relative paths are used when
cmake does not produce relative paths in its generated make and
project files. There is an option CMAKE_USE_RELATIVE_PATHS which
appears to do this but the documentation says:
This option does not work for more complicated projects, and
relative paths are used when possible. In general, it is
On Wed, Apr 8, 2009 at 4:18 AM, David Cournapeau courn...@gmail.com wrote:
...
I guess something similar could be useful for Python, maybe this is
what distutils actually do ?
distutils does roughly everything that autotools does, and more:
- configuration: not often used in extensions, we
- registration to pypi
Alex No idea what this is .
http://pypi.python.org/
It is, in some ways, a CPAN-like system for Python.
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On Thu, Apr 9, 2009 at 4:45 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
I think cmake can do all of the above (cpack supports creating packages).
I am sure it is - it is just a lot of work, specially if you want to
stay compatible with distutils-built extensions :)
cheers,
David
Ondrej ... while scons and other Python solutions imho encourage to
Ondrej write full Python programs, which imho is a disadvantage for the
Ondrej build system, as then every build system is nonstandard.
Hmmm... Like distutils setup scripts?
I don't know thing one about cmake, but
skip at pobox.com writes:
I don't know thing one about cmake, but if it's good for the goose (building
Python proper) would it be good for the gander (building extensions)?
African or European?
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On Tue, Apr 7, 2009 at 9:14 PM, s...@pobox.com wrote:
Ondrej ... while scons and other Python solutions imho encourage to
Ondrej write full Python programs, which imho is a disadvantage for the
Ondrej build system, as then every build system is nonstandard.
Hmmm... Like distutils
On Tue, Apr 7, 2009 at 2:14 PM, s...@pobox.com wrote:
Ondrej ... while scons and other Python solutions imho encourage to
Ondrej write full Python programs, which imho is a disadvantage for the
Ondrej build system, as then every build system is nonstandard.
I fully agree here.
On Tue, Apr 7, 2009 at 10:08 PM, Alexander Neundorf
alex.neund...@kitware.com wrote:
What is involved in building python extensions ? Can you please explain ?
Not much: at the core, a python extension is nothing more than a
dynamically loaded library + a couple of options. One choice is
Greg Ewing wrote:
Steve Holden wrote:
Isn't it strange how nobody every complained about the significance of
whitespace in makefiles: only the fact that leading tabs were required
rather than just-any-old whitespace.
Make doesn't care how *much* whitespace there
is, though, only whether it's
I don't know thing one about cmake, but if it's good for the goose
(building Python proper) would it be good for the gander (building
extensions)?
Antoine African or European?
I was thinking Canadian...
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On Wed, Apr 8, 2009 at 2:24 AM, Heikki Toivonen
htoivo...@spikesource.com wrote:
David Cournapeau wrote:
The hard (or rather time consuming) work is to do everything else that
distutils does related to the packaging. That's where scons/waf are
more interesting than cmake IMO, because you can
On Tue, Apr 7, 2009 at 3:23 PM, David Cournapeau courn...@gmail.com wrote:
On Tue, Apr 7, 2009 at 10:08 PM, Alexander Neundorf
alex.neund...@kitware.com wrote:
What is involved in building python extensions ? Can you please explain ?
Not much: at the core, a python extension is nothing more
David Cournapeau wrote:
Having a full
fledged language for complex builds is nice, I think most familiar
with complex makefiles would agree with this.
Yes, people will still need general computation in their
build process from time to time whether the build tool
they're using supports it or
On Wed, Apr 8, 2009 at 12:43 AM, Greg Ewing greg.ew...@canterbury.ac.nz wrote:
David Cournapeau wrote:
Having a full
fledged language for complex builds is nice, I think most familiar
with complex makefiles would agree with this.
Yes, people will still need general computation in their
Alexander Neundorf wrote:
My experience is that people don't need
general computation in their build process.
...
CMake supports now more general purpose programming features than it
did 2 years ago, e.g. it has now functions with local variables, it
can do simple math, regexps and other
On Wed, Apr 8, 2009 at 6:42 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
What options ?
Compilation options. If you build an extension with distutils, the
extension is built with the same flags as the ones used by python, the
options are taken from distutils.sysconfig (except for MS
On Wed, Apr 8, 2009 at 7:54 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
On Wed, Apr 8, 2009 at 12:43 AM, Greg Ewing greg.ew...@canterbury.ac.nz
wrote:
David Cournapeau wrote:
Having a full
fledged language for complex builds is nice, I think most familiar
with complex makefiles
Hi,
On Sun, Mar 29, 2009 at 10:21 AM, Jeffrey Yasskin jyass...@gmail.com wrote:
I've heard some good things about cmake — LLVM, googletest, and Boost
are all looking at switching to it — so I wanted to see if we could
simplify our autoconf+makefile system by using it. The biggest wins I
see
David Cournapeau wrote:
On Mon, Mar 30, 2009 at 2:59 AM, Antoine Pitrou solip...@pitrou.net
wrote:
...
Waf is definitely faster than scons - something like one order of
magnitude. I am yet very familiar with waf, but I like what I saw -
the architecture is much nicer than scons (waf core
Ondrej Certik wrote:
Hi,
On Sun, Mar 29, 2009 at 10:21 AM, Jeffrey Yasskin jyass...@gmail.com wrote:
I've heard some good things about cmake — LLVM, googletest, and Boost
are all looking at switching to it — so I wanted to see if we could
simplify our autoconf+makefile system by using it.
Steve Holden wrote:
Isn't it strange how nobody every complained about the significance of
whitespace in makefiles: only the fact that leading tabs were required
rather than just-any-old whitespace.
Make doesn't care how *much* whitespace there
is, though, only whether it's there or not. If
Hi,
On Mon, Mar 30, 2009 at 1:22 AM, Christian Heimes li...@cheimes.de wrote:
Jeffrey Yasskin wrote:
1. It can autogenerate the Visual Studio project files instead of
needing them to be maintained separately
I'm familiar with the Unix and the Windows build system. More than a
year ago I
On Mon, Mar 30, 2009 at 12:09 AM, Neil Hodgson nyamaton...@gmail.com wrote:
...
while so I can't remember the details. The current Python project
files are hierarchical, building several DLLs and an EXE and I think
this was outside the scope of the tools I looked at.
Not sure I understand.
On Mon, Mar 30, 2009 at 8:04 PM, David Cournapeau courn...@gmail.com wrote:
On Tue, Mar 31, 2009 at 2:37 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
...
Not sure I understand.
Having a project which builds (shared) libraries and executables which
use them (and which maybe have to
On Tue, Mar 31, 2009 at 3:16 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
Can you please explain ? What is those ?
Everything in Lib. On windows, I believe this is done through project
files, but on linux at least, and I guess on most other OS, those are
handled by distutils. I guess
Hallo Alexander!
Alexander Neundorf wrote:
This of course depends on the definition of as good as ;-)
Well, I have met Windows-only developers which use CMake because it is
able to generate project files for different versions of Visual
Studio, and praise it for that.
So far I haven't heard
David Cournapeau wrote:
On Tue, Mar 31, 2009 at 3:16 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
Can you please explain ? What is those ?
Everything in Lib. On windows, I believe this is done through project
files, but on linux at least, and I guess on most other OS, those are
On Mon, Mar 30, 2009 at 8:49 PM, Christian Heimes li...@cheimes.de wrote:
David Cournapeau wrote:
On Tue, Mar 31, 2009 at 3:16 AM, Alexander Neundorf
alex.neund...@kitware.com wrote:
Can you please explain ? What is those ?
Everything in Lib. On windows, I believe this is done through
I've heard some good things about cmake — LLVM, googletest, and Boost
are all looking at switching to it — so I wanted to see if we could
simplify our autoconf+makefile system by using it. The biggest wins I
see from going to cmake are:
1. It can autogenerate the Visual Studio project files
Nice report! Thanks!
--
Aahz (a...@pythoncraft.com) * http://www.pythoncraft.com/
Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are, by
definition, not smart enough to debug it. --Brian W.
Jeffrey Yasskin jyasskin at gmail.com writes:
The other popular configure+make replacement is scons.
I can only give uninformed information (!) here, but in one company I worked
with, the main project decided to switch from scons to cmake due to some huge
performance problems in scons. This
On Mon, Mar 30, 2009 at 2:59 AM, Antoine Pitrou solip...@pitrou.net wrote:
Jeffrey Yasskin jyasskin at gmail.com writes:
The other popular configure+make replacement is scons.
I can only give uninformed information (!) here, but in one company I worked
with, the main project decided to
David Cournapeau cournape at gmail.com writes:
I would think the bootstrap problem to be much more significant. I
don't find the argument many desktop have already python very
convincing - what if you can't install it, for example ?
I agree. I had to build Python once on a corporate AIX box
On Mon, Mar 30, 2009 at 3:18 AM, Antoine Pitrou solip...@pitrou.net wrote:
What are the compilation requirements for cmake itself? Does it only need a
standard C compiler and library, or are there other dependencies?
CMake is written in C++. IIRC, that's the only dependency.
cheers,
David
On Sun, Mar 29, 2009 at 1:14 PM, David Cournapeau courn...@gmail.com wrote:
About cmake: I haven't looked at it recently, but I have a bit of hard
time believing python requires more from a build system than KDE. The
lack of autoheader is not accurate, if
only because kde projects have it:
Jeffrey Yasskin:
1. It can autogenerate the Visual Studio project files instead of
needing them to be maintained separately
I have looked at a couple of build tools (scons was probably one)
that generate Visual Studio project files in the past and they
produced fairly poor project files,
Jeffrey Yasskin wrote:
1. It can autogenerate the Visual Studio project files instead of
needing them to be maintained separately
I'm familiar with the Unix and the Windows build system. More than a
year ago I went to a great deal of work to migrate the Windows builds
from VS 7.1 to VS 9.0.
-On [20090329 19:21], Jeffrey Yasskin (jyass...@gmail.com) wrote:
However, Brett Cannon and I talked, and we think this is surmountable.
First, nearly every desktop system comes with a Python interpreter, which
would avoid the bootstrap for ordinary development.
This is quite a major assumption.
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